1° public authority:

1. a legal person established by virtue of or pursuant to the Constitution, a law, a decree or edict;
2. a natural person, an association of natural persons, a legal person or association of legal persons, the operation of which is determined and controlled by a);
3. a natural person, an association of natural persons, a legal person or association of legal persons, to the extent that these have been charged by an public authority in the sense of a) with the performance of a service of collective interest or to the extent that they perform a service of collective interest and make decisions binding on third parties.
   
   The judiciary does not fall under the above definition, except when it acts in an other quality than as judiciary. The legislative councils and any bodies associated with them do not fall under the above definition, except in cases involving matters related to public procurements and members of personnel of their services. To the extent that it is acting in a judiciary quality, neither does the executive power fall under the definition above;

2° environmental authority :

1. an public authority;
2. any legal person, natural person or association thereof which is under the supervision of an public authority, insofar as it has public responsibilities or duties or performs public services relating to the environment.
   
   The judiciary does not fall under the above definition, except when it acts in an other quality than as judiciary. The legislative councils and any bodies associated with them do not fall under the above definition, except in cases involving matters related to public procurements and members of personnel of their services. To the extent that it is acting in a judiciary quality, neither does the executive power fall under the definition above;

3° authority: an public authority or environmental authority;

4° administrative document: the carrier – in whatever form – of information an authority has at its disposal;

5° environmental information: information about:

1. the environment;
2. measures and activities that lead or may lead to pressure on the environment, as well as the analyses and assessments thereof that are relevant for the measures and activities referred to in e);
3. the pressure the measures and activities referred to in b) place on the environment by means of the factors of environmental disruption such as pollution factors;
4. nature, buildings and areas of cultural beauty, the health, safety and living conditions of the population and the impact on these, in each case insofar as these are or can be affected by the state of the environment, the measures and activities referred to in b), or the factors of disruption referred to in c);
5. measures and activities aimed at preserving, restoring or developing the elements referred to in d), or at preventing, limiting or compensating for pressures on the environment, as well as the analyses and assessments of such measures and activities;

6° private information: information concerning an assessment, a value judgement, or which comprises the description of the behaviour of a specifically named or easily identifiable natural person;

7° application: the request to make public, correct or complete administrative documents, unless specified otherwise;

8° communication: any notification, message, information campaign or awareness-raising campaign or any other communicative initiative aimed at the public in general or at particular target groups and originating from an authority – irrespective of the media or channels used.